At least one person is dead and several more injured after a car crashed into a structure and possibly exploded in Aliso Viejo, California.

Orange County Fire says that one person was found dead and there were possibly more patients at the scene. A second-alarm fire has been declared and a hazmat crew in enroute. Federal investigators say they believe the explosion was an “intentional detonation.”

5/16 – Police confirm that the explosion was the result of a device detonation. The victim has been identified as the owner of the building that was crashed into. Police have not arrested anyone, but are conducting searches of multiple homes in the area.